4082149 has 4 divisors (see below), whose sum is σ = 4097164. Its totient is φ = 4067136.

The previous prime is 4082147. The next prime is 4082171. The reversal of 4082149 is 9412804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2102500 + 1979649 = 1450^2 + 1407^2 .

It is a cyclic number.

It is not a de Polignac number, because 4082149 - 2¹ = 4082147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4082147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7092 + ... + 7645.

It is an arithmetic number, because the mean of its divisors is an integer number (1024291).

Almost surely, 2^4082149 is an apocalyptic number.

It is an amenable number.

4082149 is a deficient number, since it is larger than the sum of its proper divisors (15015).

4082149 is a wasteful number, since it uses less digits than its factorization.

4082149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15014.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 4082149 is about 2020.4328744108. The cubic root of 4082149 is about 159.8194447629.

The spelling of 4082149 in words is "four million, eighty-two thousand, one hundred forty-nine".